Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85° N Lon: 77.03° W Elev: 13 ft.

Fair

64°F

18°C

Humidity 65%
Wind Speed NE 12 mph
Barometer 30.27 in (1025.1 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 15 Sep 2:52 am EDT
Detailed forecast for

Arlington/Falls Church/Alexandria

Overnight
Mostly clear. Lows in the mid 50s. North winds around 5 mph.
Tuesday
Sunny. Highs around 80. Northeast winds around 5 mph, becoming southeast in the afternoon.
Tuesday Night
Mostly clear. Lows around 60. South winds around 5 mph.
Wednesday
Sunny. Highs in the mid 80s. South winds around 5 mph.
Wednesday Night
Mostly clear. Lows in the mid 60s. South winds around 5 mph.
Thursday
Sunny. Highs in the upper 80s.
Thursday Night
Partly cloudy. Lows around 70.
Friday
Mostly sunny with a chance of showers. Highs in the upper 80s. Chance of rain 40 percent.
Friday Night
Partly cloudy. Lows in the upper 60s.
Saturday
Partly sunny. Highs in the lower 80s.
Saturday Night
Mostly cloudy. Lows in the upper 60s.
Sunday
Partly sunny with a chance of showers. Highs in the upper 80s. Chance of rain 40 percent.
Sunday Night
Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 40 percent.
Monday
Partly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 50 percent.



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225 AM EDT Tue Sep 15 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database